docs: switch to using .positional() in example (#973)

yargs · Oct 14, 2017 · 1598a7f · 1598a7f
1 parent 280d0d6
commit 1598a7f
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/README.md b/README.md
@@ -56,11 +56,12 @@ Retreat from the xupptumblers!
 ```js
 #!/usr/bin/env node
 require('yargs') // eslint-disable-line
-  .command('serve', 'start the server', (yargs) => {
-    yargs.option('port', {
-      describe: 'port to bind on',
-      default: 5000
-    })    
+  .command('serve [port]', 'start the server', (yargs) => {
+    yargs
+      .positional('port', {
+        describe: 'port to bind on',
+        default: 5000
+      })
   }, (argv) => {
     if (argv.verbose) console.info(`start server on :${argv.port}`)
     serve(argv.port)